Lpl.vim is a project mainly written in Vim Script, it's free.
Syntax file for LPL (Linear/Logical Programming Language)
This is a mirror of http://www.vim.org/scripts/script.php?script_id=1123
A syntax highlighting file for LPL (Linear/Logical Programming Language)
"LPL contains a powerful modelling language and a complete modelling environment and it is possible to specify complex mathematical models in a concise way." http://www.virtual-optima.com/en/products.html